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Class VetoableChangeListenerProxy

All Implemented Interfaces:
VetoableChangeListener, EventListener 
public class VetoableChangeListenerProxy
extends EventListenerProxy<VetoableChangeListener>
implements VetoableChangeListener

A class which extends the EventListenerProxy specifically for adding a VetoableChangeListener with a "constrained" property. Instances of this class can be added as VetoableChangeListeners to a bean which supports firing vetoable change events.

If the object has a getVetoableChangeListeners method then the array returned could be a mixture of VetoableChangeListener and VetoableChangeListenerProxy objects.

Since:
1.4
See Also:
EventListenerProxy, VetoableChangeSupport.getVetoableChangeListeners()

Constructors

VetoableChangeListenerProxy

public VetoableChangeListenerProxy(String propertyName,
                                   VetoableChangeListener listener)

Constructor which binds the VetoableChangeListener to a specific property.

Parameters:
propertyName - the name of the property to listen on
listener - the listener object

Methods

vetoableChange

public void vetoableChange(PropertyChangeEvent event)
                    throws PropertyVetoException

Forwards the property change event to the listener delegate.

Specified by:
vetoableChange in interface VetoableChangeListener
Parameters:
event - the property change event
Throws:
PropertyVetoException - if the recipient wishes the property change to be rolled back

getPropertyName

public String getPropertyName()

Returns the name of the named property associated with the listener.

Returns:
the name of the named property associated with the listener

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